This is not really a tech skill, but it can help you save some time a couple of times a day which you can then spend on other things ;) Relearn how to tie your shoelaces: https://m.youtube.com/watch?v=WgSwvDkJVxE
I was going to post this same tip. I have been using this method for a few years now and it's great. It takes 15 minutes to learn and then you have to just stick to it to make it quicker.